gitee.com/ks-custle/core-gm@v0.0.0-20230922171213-b83bdd97b62c/gmhttp/httptrace/example_test.go (about)

     1  // Copyright 2016 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package httptrace_test
     6  
     7  import (
     8  	"fmt"
     9  	"log"
    10  
    11  	http "gitee.com/ks-custle/core-gm/gmhttp"
    12  	"gitee.com/ks-custle/core-gm/gmhttp/httptrace"
    13  )
    14  
    15  func Example() {
    16  	//goland:noinspection HttpUrlsUsage
    17  	req, _ := http.NewRequest("GET", "http://example.com", nil)
    18  	trace := &httptrace.ClientTrace{
    19  		GotConn: func(connInfo httptrace.GotConnInfo) {
    20  			fmt.Printf("Got Conn: %+v\n", connInfo)
    21  		},
    22  		DNSDone: func(dnsInfo httptrace.DNSDoneInfo) {
    23  			fmt.Printf("DNS Info: %+v\n", dnsInfo)
    24  		},
    25  	}
    26  	req = req.WithContext(httptrace.WithClientTrace(req.Context(), trace))
    27  	_, err := http.DefaultTransport.RoundTrip(req)
    28  	if err != nil {
    29  		log.Fatal(err)
    30  	}
    31  }